{"product_id":"3-8-12-threaded-shank-stop-countersink-1-4-28-threaded-shank-hss_tsc3-8-12","title":"3\/8\"-#12 Threaded Shank Stop Countersink | HSS | 1\/4\"-28 Threaded Shank | TSC3\/8-12","description":"\u003cdiv\u003e\n\u003cp\u003eProfessional-grade stop countersinks with threaded shanks are designed for precision countersinking in metal fabrication and machining. These tools feature High Speed Steel construction and threaded shanks for secure mounting and repeatable depth control.\u003c\/p\u003e \u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eVariant A\u003c\/b\u003e: \u003cb\u003eShank Diameter\u003c\/b\u003e 3\/8 inch; \u003cb\u003eThread\u003c\/b\u003e #12; \u003cb\u003eShank Type\u003c\/b\u003e Threaded; \u003cb\u003eMaterial\u003c\/b\u003e High Speed Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVariant B\u003c\/b\u003e: \u003cb\u003eShank Diameter\u003c\/b\u003e 1\/4 inch; \u003cb\u003eThread\u003c\/b\u003e 1\/4-28; \u003cb\u003eShank Type\u003c\/b\u003e Threaded; \u003cb\u003eMaterial\u003c\/b\u003e High Speed Steel\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eStop feature\u003c\/b\u003e: Built-in depth stop to limit countersink depth and ensure uniform screw head seating across parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThreaded shank\u003c\/b\u003e: External thread on the shank enables secure retention in compatible holders and quick changeovers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: \u003cb\u003eHigh Speed Steel\u003c\/b\u003e (HSS) for enhanced wear resistance and heat tolerance in metalworking environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eApplications\u003c\/b\u003e: Suitable for aerospace, automotive, and general metal fabrication where precise, flush countersink geometry is required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCompatibility\u003c\/b\u003e: Designed for use with standard tool holders, chucks, and collets in both CNC and manual machines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Drill America","offers":[{"title":"Default Title","offer_id":53412457677079,"sku":"TSC3\/8-12","price":9.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0836\/1125\/5063\/files\/7.jpg?v=1779454687","url":"https:\/\/mutualscrew.com\/products\/3-8-12-threaded-shank-stop-countersink-1-4-28-threaded-shank-hss_tsc3-8-12","provider":"Mutual Screw \u0026 Supply","version":"1.0","type":"link"}